“The party is doing a pretty good job of running the country, so we’re pretty happy with it,” Li Yuqian, a 30-year-old student at Capital Sports University, said as he munched French fries in a local McDonald’s. “But what we love is this country — and loving this country is very different thing from loving the party.”He paused long enough to have second thoughts. “But don’t write that I don’t love the party,” he added. “O.K.?”